default-lease-time 600;
max-lease-time 7200;
-subnet ${IP_%.*}.0 netmask $NETMASK_ {
+subnet $NETWORK_ netmask $NETMASK_ {
next-server $IP_;
if substring (option vendor-class-identifier, 0, 9) = "Etherboot" { filename "etherboot.nbi"; }
else { filename "pxelinux.0"; }